Alzheimers prevention

Medical imaging and diagnostics powerhouse GE Healthcare teams up with pharmaceutical giant Johnson & Johnson to research methods of detecting Alzheimer's in patients -- even before they begin to exhibit symptoms of the devastating disease.

Despite earlier studies that hinted that Omega-3 supplements -- commonly sold as fish oil capsules -- might help slow the progression of Alzheimer's disease, a study published Tuesday in the Journal of the American Medical Association shows absolutely no benefit for most patients.